Multi Player Zone

Offers forums, bookable game servers, and peer-to-peer gaming.
http://www.mpz.co.uk/

Multiplayer Online Games Directory

Games listing, daily news, reviews, interviews, reader submissions, and message boards.
http://www.mpogd.com/

The Online Gaming Network

News, reviews, articles, and games.
http://www.ogaming.com/

Crasiworld

From fantasy roleplaying and sci-fi adventure to world soccer management.
http://www.crasiworld.com/

Ultimate Gamers

News, downloads, and tournaments.
http://www.ultimategamers.com/

Artemis Project Gaming

Reviews, forums, chat, and news.
http://www.apgaming.com/

Mid-West Gaming League

Downloads, articles, reviews, and forums.
http://www.mwgl.org/

Gurlgamer

Female online gamers.
http://www.gurlgamer.com/

MultiplayerGamers.com

News, reviews, and downloads.
http://www.multiplayergamers.com/

Pyrostar

Online multiplayer wargame for Windows.
http://www.pyrostar.com/

The Wadfather

Tools, downloads, forum, and tutorials.
http://www.planethalflife.com/wadfather/

Games Galleon

Information on online multiplayer games.
http://www.gamesgalleon.com/

MyLeague.com

Capability to create and run personalized gaming leagues. Offering both ladder and tournament style leagues.
http://myleague.com/

Home of the Underdogs

Chart of underrated PC titles sortable by genre, mode of play, and reader ratings.
http://www.the-underdogs.org/multi.php

Free Online Multiplayer Games

Forum discussions and surfer ratings of games that are available for free play.
http://www.free-games.com.au/Free_Online_Multiplayer_Games/

Cybercade

A company providing articles, software, and network services for multiplayer gaming.
http://www.cybercade.com/

Gamers Underground

A closed gaming community offering various online games in various platforms.
http://www.gamers-underground.com/

GamingUK.net

Free game downloads, forums, game stats and graphs.
http://www.gaminguk.net/

Wireplay UK

News, downloads, forums, and chat.
http://www.wireplay.co.uk/

Proving Grounds

Offers competitive gaming ladders for first person shooters such as Half-Life, Quake 3 and Unreal Tournament in Team, 1vs1 and 2vs2 styles.
http://www.provinggrounds.com/

Euro Gamers

News, boards, and links.
http://www.euro-gamers.com/fr4g/forums/

Tactical Gamer

Reviews, forums, articles, server status, and store.
http://www.tacticalgamer.com/

SeeMePlayMe

Compete with thousands of players online through its extensive online gaming and chat application.
http://www.seemeplayme.com/

GameOgre.com

Covers multiplayer gaming with such features as reviews, news, bots, and downloads.
http://www.gameogre.com/

Multiplayer Gamers

Multiplayer gamers resources site
http://www.mpgamers.co.uk/

Got Frag

Professional gaming news, features, and event coverage.
http://www.gotfrag.com/

FOX Gaming Community

Includes a variety of downloads and forums. Also provides CounterStrike player stats.
http://www.fox-community.com/

Battle Eagle Elite Forces

Provides online cash prize tournaments featuring first person shooters like Battlefield 1942, MOHAA, and Counter-Strike.
http://www.b33f.com

Gamecaster

Information about the emerging sport of professional computer and video gaming.
http://www.gamecaster.com/about.html

GameAdmins

How-to's and FAQs for running dedicated servers for games like Half-Life/Counterstrike, Quake 3, Medal of Honor, and Unreal Tournament.
http://gameadmins.com/

deadllamas.net

General online gaming news, information and interviews.
http://www.deadllamas.net/

Actiongames.co.uk

Multiplayer game guides, news and forums.
http://www.actiongames.co.uk/

GameSites200: MPOG

Ranked directory listings.
http://www.gamesites200.com/

ExtremeMULEing

Includes photographs, polls, and statistics.
http://mule.eichberger.net/

Online Multiplayer Gaming Network

Features the latest news in the universe of multiplayer online games.
http://www.omgn.com

Gamers Modem

Talk about multiplayer/internet gaming, tips and strategies on popular games. Delphi forum.
http://forums.delphiforums.com/n/main.asp?webtag=gamersmodem&nav=start&prettyurl=%2Fgamersmodem%2Fstart

Amped Gaming News

Covers all of the major esports games, leagues, player news. Genres include first person shooters and real time strategy games.
http://www.ampednews.com

Silent Lightning

Dedicated to online gaming with news and clan information.
http://www.silentlightning.net/

Playsite

Offers free and premium games. Includes card games, word puzzles, billiards, chess, and Collapse.
http://www.playsite.com/playsite/index.jsp

OnlineGames.com

Home of the multiplayer Space Ace game, as well as other online games.
http://www.onlinegames.com

ServerSpy

Provides webmasters with server statistics and rankings. Also provides gamer and game/map search facilities.
http://www.serverspy.net/

Subvector Online Gaming Network

Large online gaming network dedicated to covering popular online games including news, reviews, previews, guides, downloads and forums.
http://subvector.com

GameQuery

GameQuery enables you to query the status of internet game servers using your browser. Most supported games are of the first person shooter variety.
http://www.gamequery.de/

gameSlave: Online Gaming Community.

UK online gaming community that provides news and reviews for UK pc gamers.
http://www.gameslave.co.uk

Death B4 Dishonour

A UK Community site dedicated to online multiplayer gaming.
http://www.deathb4dishonour.co.uk

Clantoolz

Customizable pre-developed clan management website hosting.
http://www.clantoolz.com

AssimX Network

Provides LAN games, online tournaments, and news.
http://www.assimx.net

The Older Gamers

A mature online gaming community.
http://www.theoldergamers.com/

Michigan Gamers

Free online multiplayer gaming community based in Michigan.
http://www.migamer.com

Gaming Central

Multiplayer community that discusses existing games as well as upcoming titles.
http://www.gamingcentral.com/

MultiplayerGames.com

Online game community featuring downloads, reviews, patches, news, and forums.
http://www.multiplayergames.com

Multiplayer Strategies

Strategies for most of your favorite MMORPG's such as Everquest, Asheron's Call, and Starwars Galaxies.
http://www.multiplayerstrategies.com/